Abstract
The purpose of this report is to describe the histomorphology of the chorion and its possible relationship to mitotic activity of villi. Characterization of the chorion is necessary because of the recent development of first trimester fetal diagnosis by chorionic villi sampling (CVS). A detailed understanding of the cellular composition, function, and behavior of the chorion may materially enhance the quality of cytogenetic analyses performed on villi obtained between 9 and 11 weeks’ gestation. The possibility has been raised that the chorion frondosum may not be morphologically homogeneous. As a consequence, different portions of it may be best suited to different types of chromsomal analysis (e.g., direct preparations as opposed to those obtained from short-them tissue cultures).
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© 1985 Springer-Verlag Berlin Heidelberg
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Verlinsky, Y., DeChristopher, P.J., Pergament, E., Ginsberg, N.A. (1985). Histomorphological Aspects of Chorionic Villi in First Trimester Fetal Diagnosis. In: Fraccaro, M., Simoni, G., Brambati, B. (eds) First Trimester Fetal Diagnosis. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-70707-0_27
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DOI: https://doi.org/10.1007/978-3-642-70707-0_27
Publisher Name: Springer, Berlin, Heidelberg
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